Weather on August 23 in Montreal
Historical weather data for August 23 in Montreal, Canada
Based on 51 years of data from MONTREAL MCGILL
About This Date
August 23rd in Montreal, Canada typically brings pleasant summer weather, with average highs around 24°C and lows near 16°C. Over 51 years of records, the warmest August 23rd was in 2021 (27°C average), while the coldest was 1971 (14°C) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 29% of August 23rd dates historically, with the wettest August 23rd recording 2.62" of rain. The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.7°F warmer on this date compared to 20-30 years ago.
Planning for August 23rd in Montreal? Great weather for outdoor activities.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 28°C (83°F) | 20°C (68°F) | -- |
| 2023 | 26°C (79°F) | 14°C (58°F) | 0" |
| 2022 | 24°C (76°F) | 19°C (67°F) | 2.62" |
| 2021 | 32°C (89°F) | 22°C (71°F) | 0" |
| 2020 | 28°C (82°F) | 18°C (65°F) | 1.75" |
| 2019 | 23°C (73°F) | 15°C (59°F) | 0" |
| 2018 | 25°C (77°F) | 14°C (57°F) | 0" |
| 2017 | 22°C (72°F) | 16°C (60°F) | 0" |
| 2016 | 26°C (78°F) | 16°C (60°F) | 0" |
| 2015 | 28°C (82°F) | 18°C (65°F) | 0" |
| 2014 | 27°C (80°F) | 17°C (62°F) | 0" |
| 2013 | 23°C (73°F) | 15°C (59°F) | 0" |
| 2012 | 27°C (81°F) | 19°C (66°F) | 0" |
| 2011 | 22°C (72°F) | 13°C (56°F) | 0" |
| 2010 | 24°C (76°F) | 16°C (61°F) | 0" |
| 2009 | 26°C (79°F) | 19°C (67°F) | 1.28" |
| 2008 | 29°C (84°F) | 20°C (68°F) | 0" |
| 2007 | 24°C (75°F) | 18°C (64°F) | 0.8" |
| 2006 | 21°C (69°F) | 12°C (54°F) | 0" |
| 2005 | 22°C (72°F) | 14°C (57°F) | 0" |
| 2004 | 23°C (73°F) | 13°C (55°F) | 0" |
| 2003 | 22°C (72°F) | 13°C (55°F) | 0" |
| 2002 | 22°C (71°F) | 13°C (55°F) | 0" |
| 2001 | 26°C (79°F) | 18°C (64°F) | 0" |
| 2000 | 19°C (66°F) | 16°C (60°F) | 1.18" |
| 1999 | 29°C (84°F) | 17°C (63°F) | 0" |
| 1998 | 23°C (74°F) | 15°C (59°F) | 0" |
| 1997 | 22°C (71°F) | 15°C (59°F) | 0.2" |
| 1994 | 21°C (70°F) | 10°C (50°F) | 0" |
| 1992 | 27°C (81°F) | 18°C (65°F) | 0" |
| 1991 | 21°C (69°F) | 15°C (59°F) | 0" |
| 1990 | 27°C (81°F) | 18°C (64°F) | 0" |
| 1989 | 23°C (73°F) | 17°C (62°F) | 0" |
| 1988 | 21°C (70°F) | 11°C (51°F) | 0" |
| 1987 | 19°C (66°F) | 12°C (54°F) | 0" |
| 1986 | 19°C (67°F) | 13°C (56°F) | 2.14" |
| 1985 | 23°C (74°F) | 14°C (57°F) | 1.01" |
| 1984 | 19°C (66°F) | 17°C (62°F) | 0.28" |
| 1983 | 24°C (75°F) | 15°C (59°F) | 0" |
| 1982 | 19°C (67°F) | 13°C (56°F) | 0.03" |
| 1981 | 28°C (82°F) | 19°C (67°F) | 0.41" |
| 1980 | 28°C (82°F) | 18°C (64°F) | 0" |
| 1979 | 27°C (80°F) | 14°C (58°F) | 0.08" |
| 1978 | 23°C (74°F) | 17°C (63°F) | 0.76" |
| 1977 | 23°C (73°F) | 13°C (56°F) | 0.81" |
| 1976 | 24°C (76°F) | 20°C (68°F) | 0" |
| 1975 | 25°C (77°F) | 12°C (54°F) | 0" |
| 1974 | 28°C (83°F) | 22°C (71°F) | 0" |
| 1973 | 21°C (70°F) | 12°C (54°F) | 0" |
| 1972 | 23°C (73°F) | 18°C (65°F) | 2.01" |
| 1971 | 16°C (61°F) | 12°C (54°F) | 0" |